Suitable: Vietnamese business sales / services to American customers, selling on Amazon / eCommerce, investors with assets in the United States, Vietnamese in the United States startups.
Taxation: C-Corporation is subject to a federal tax of 21% plus state tax (Texas has no state personal income tax; there is a franchise tax with beyond the threshold). LLC owned as a foreigner is usually an entity “all-time” but still has to submit Form 5472 and 1120 forms of declaration — missing can be fined from $25,000.
Vietnam is not on the E-2 visa list; the EB-5 route requires from USD 800,000. If the goal is residence, see the Dubai comparison at /hoi-dap#dubai-vs-my.
Process: Structured counseling → established in the appropriate state (e.g. Texas, Delaware, Wyoming) → EIN → ITIN if necessary (LA CPA is IRS Certifying Acceptance Agent) → account → accounting, annual tax returns → USPTO trademark protection.
Cost of reference.
Census by state and package (USD) — contact M Consulting Vietnam.